04 - EXTERIOR DOORS

Send us Fan MailExterior doors are more than just entry points—they're critical components for security, energy efficiency, and water management. This episode covers hinged doors, sliding (patio) doors, and bulkhead doors.For hinged doors, we explore:- Door types, styles, and materials (wood, metal, fiberglass, vinyl, composite)- Door and frame parts (rails, stiles, mullions, jambs, sill, threshold)- Proper installation in framed rough openings- Critical flashing requirements (often improperly installed even in new homes)- Locks, hardware, and accessories including weather strippingSliding door coverage includes installation requirements, proper track and roller maintenance, and the importance of drain holes in the lower track.Safety issues receive special attention:- Egress door requirements (36" wide, 80" tall, accessible from all parts of house)- Landing requirements on both sides of doors- Double-cylinder deadbolt restrictions on egress doors- Proper door-to-step relationshipsCommon defects include improper lock operation, doors sticking or rubbing, light showing around edges, water infiltration evidence, and unsupported thresholds. We reference IRC 2018 standards and manufacturer installation requirements throughout.Intro This episode is brought to you by GetSync.pro This episode is hosted by Charlie Bellefontaine of Chicagoland Home InspectorsFor complete training with visual materials, practice exams, and certification support, visit nhiexamprep.com© 2025 National Home Inspector Exam Prep Podcast. All rights reserved.